Finding the Fourth Proportional to 929,011.68, 1,282,055.40 and 526,603.68
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Solution
The fourth proportional to 929,011.68, 1,282,055.40 and 526,603.68 is: 726,724.01
Step by Step Solution
- Step 1: Write the proportion equation
929,011.68 : 1,282,055.40 = 526,603.68 : x - Step 2: Convert to fraction form
929,011.68/1,282,055.40 = 526,603.68/x - Step 3: Cross multiply
929,011.68x = 1,282,055.40 × 526,603.68 - Step 4: Simplify right side
929,011.68x = 675,135,091,603.87 - Step 5: Solve for x
x = 675,135,091,603.87/929,011.68 - Step 6: Final answer
x = 726,724.01
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.